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Design Patterns eBook
The book explains classic 23 design patterns by Gang of Four + 3 extra patterns.
The book is written in clear, simple language that makes it easy to read and understand.
Available in PDF, EPUB and MOBI. All DRM-free.
The course covers 89 code smells and refactorings. It consists of simple text slides, cute illustrations and interactive code examples.
The course does not have expiration or time limits. You can learn whenever you have spare time and motivation.